CVE-2024-0775
MEDIUM severity · CVSS 6.7 · Use-after-free
6.7CVSS MEDIUM
Summary
A use-after-free flaw was found in the __ext4_remount in fs/ext4/super.c in ext4 in the Linux kernel. This flaw allows a local user to cause an information leak problem while freeing the old quota file names before a potential failure, leading to a use-after-free.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredHigh
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://scm.linefinity.com/common/linux-stable/commit/4c0b4818b1f636bc96359f7817a2d8bab6370162 ↗